CN220426901U - Drilling machine for crankshaft machining - Google Patents
Drilling machine for crankshaft machining Download PDFInfo
- Publication number
- CN220426901U CN220426901U CN202321081943.2U CN202321081943U CN220426901U CN 220426901 U CN220426901 U CN 220426901U CN 202321081943 U CN202321081943 U CN 202321081943U CN 220426901 U CN220426901 U CN 220426901U
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- clamping
- crankshaft
- positioning
- clamp
- hole
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- 238000005553 drilling Methods 0.000 title claims abstract description 32
- 238000003754 machining Methods 0.000 title claims abstract description 18
- 238000001179 sorption measurement Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model belongs to the technical field of compressor crankshaft machining equipment, and particularly relates to a drilling machine for crankshaft machining, which comprises a machine body, a drilling mechanism and a positioning mechanism, wherein the drilling mechanism is fixed on the machine body, the positioning mechanism is movably connected with the machine body, the positioning mechanism comprises a sliding rail, a sliding seat, a clamp, a fixed plate and a positioning piece, the fixed plate is n-shaped, a bolt which is inserted into an inserting hole is arranged at the end part of the fixed plate, the fixed plate covers the clamp, a clamping vacancy is arranged on the clamp, the clamping station consists of a clamping space and a positioning hole, the clamping space consists of a clamping hole and a clamping groove which are mutually communicated, the clamping hole is communicated with the positioning hole, the positioning piece is inserted into the positioning hole, and the positioning piece is in adsorption connection with a crankshaft; compared with the prior art, the crankshaft is fixedly adsorbed on the clamp by inserting the shaft rod of the crankshaft into the clamping hole, inserting the supporting plate of the shaft rod into the clamping groove and then matching the positioning piece, so that the crankshaft is stably fixed on the clamp, and the crankshaft is not easy to be damaged due to clamping under stress.
Description
Technical Field
The present utility model relates to a compressor crankshaft machining apparatus, and more particularly, to a drilling machine for crankshaft machining.
Background
The crankshaft is one of the indispensable components on the refrigerator compressor. In the process of machining the crankshaft, a positioning groove is required to be machined on the end portion of the shaft lever of the crankshaft.
In the production and processing process of the crankshaft, the main journal of the crankshaft needs to be drilled, and the later connection is convenient. The prior art is entitled to a drilling machine for processing crankshaft blanks, which is characterized in that a plurality of discharged crankshaft blanks are placed at the upper end of a movable plate, then a second electric push rod pushes a lower pressing plate to enable a pressing roller to press and fix a shaft lever of a crankshaft, then a motor drives a drill rod to rotate, and a first electric push rod pushes a pushing box to move to enable the drill rod to punch the crankshaft blanks.
According to the technical scheme, when the crankshaft is drilled, the drilling machine clamps and fixes the shaft lever of the crankshaft through the clamping mechanism and then drills the hole, so that the crankshaft is easy to deviate during drilling, and the machining of the crankshaft is affected.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a crankshaft drilling machine for solving the technical problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the drilling machine for crankshaft machining includes machine body, drilling mechanism fixed on the machine body and positioning mechanism movably connected with the machine body, the positioning mechanism includes slide rail fixed on the machine body, slide seat connected with slide rail in sliding mode, fixture connected with slide seat in disassembling mode, fixing plate for fixture positioning and positioning piece for crankshaft fixing,
the top of the sliding seat is provided with a limit groove and a plug hole, the bottom of the clamp is inserted into the limit groove, the fixed plate is n-shaped, the end part of the fixed plate is provided with a plug pin which is plugged with the plug hole, the fixed plate covers the clamp,
the clamp is provided with a clamping vacancy, the clamping station is composed of a clamping space and a positioning hole, the clamping space is composed of a clamping hole and a clamping groove which are mutually communicated, the clamping hole is communicated with the positioning hole,
the locating piece is inserted into the locating hole, and the locating piece is connected with the crankshaft in an adsorption mode.
Further, the cross section of the limiting groove is in an isosceles trapezoid shape, the cross section of the clamp is in a regular hexagon shape, and six clamping stations are arranged and are uniformly distributed on the clamp.
Further, the locating piece comprises a locating rod, a magnet and a spring, wherein the locating rod is T-shaped and is composed of a rod body and a plate body, the spring is sleeved on the rod body and is fixedly connected with the plate body, the magnet is embedded on the end part of the rod body, and the rod body is inserted into the locating hole and is abutted against the side end of the clamp.
Further, the positioning mechanism further comprises an air cylinder fixed on the machine body, a connecting rod fixedly connected with the air cylinder and a guide seat fixed on the machine body, wherein the connecting rod penetrates through the guide seat and is fixedly connected with the sliding seat.
Furthermore, the two groups of the plug holes are respectively arranged on two sides of the clamp, and each group is provided with at least two plug holes.
Further, the slide base slides in the horizontal direction towards the drilling mechanism, and the clamping station is arranged at the side end of the clamp.
By adopting the technical scheme, the utility model has the beneficial effects that:
1. the shaft lever of the crankshaft is inserted into the clamping hole, the supporting plate of the shaft lever is inserted into the clamping groove, and then the crankshaft is adsorbed and fixed by the matching positioning piece, so that the crankshaft is stably fixed on the clamp, and the crankshaft is not easy to be damaged due to forced clamping;
2. the clamping stations with different specifications can be arranged on the clamp, and the clamping stations are matched with the clamp to be detached to be positioned, so that the clamping fixation of crankshafts with different specifications can be realized.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of the jig.
Fig. 3 is a schematic structural view of the fixture and the positioning member.
Fig. 4 is a schematic view of a partial cross-sectional structure of the positioning mechanism.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, the crankshaft machining drilling machine comprises a machine body 1, a drilling mechanism 2 and a positioning mechanism 3, wherein the drilling mechanism 2 is fixed on the machine body 1, the positioning mechanism 3 is movably connected with the machine body 1, the positioning mechanism 3 comprises a sliding rail 31 fixed on the machine body 1, a sliding seat 32 in sliding connection with the sliding rail 31, a clamp 33 detachably connected with the sliding seat 32, a fixing plate 34 for positioning the clamp 33, a positioning piece 35 for fixing a crankshaft, an air cylinder 36 fixed on the machine body 1, a connecting rod 37 fixedly connected with the air cylinder 36 and a guide seat 38 fixed on the machine body 1, and the connecting rod 37 penetrates through the guide seat 38 and is fixedly connected with the sliding seat 32.
When the crankshaft is drilled, the clamp 33 is installed and fixed on the slide seat 32, the crankshaft is installed on the clamp 33, the clamp 33 is further positioned through the positioning piece 35, the air cylinder 36 and the drilling mechanism 2 are started, the slide seat 32 drives the crankshaft to slide towards the drilling mechanism 2 until the drilling mechanism 2 finishes drilling the crankshaft, the air cylinder 36 drives the slide seat 32 to reset, and finally the crankshaft is taken off the clamp 33 and replaced with the next crankshaft to be machined, and the machining steps are repeated.
As shown in fig. 2, the clamp 33 has a clamping space, the clamping station is composed of a clamping space 301 and a positioning hole 302, the clamping space 301 is composed of clamping holes 306 and clamping grooves 307 which are mutually communicated, the clamping holes 306 and the positioning holes 302 are communicated, the cross section of the limiting groove 303 is in an isosceles trapezoid shape, the cross section of the clamp 33 is in a regular hexagon shape, and six clamping stations are arranged on the clamp 33 and are uniformly distributed.
When the crankshaft is mounted on the clamp 33, firstly, the shaft lever of the crankshaft extends into the positioning hole 302 until the supporting plate of the crankshaft is embedded into the clamping groove 307, so that the preliminary positioning of the crankshaft is finished, the crankshaft is not easy to deviate and rotate when being drilled, and damage to the crankshaft is also ensured when the crankshaft is positioned; six clamping stations can correspond to six crankshafts with different specifications, and for machining crankshafts with different types, the clamping stations are adjusted to correspond to the drilling mechanism 2, and the clamp 33 is embedded in the limiting groove 303, so that the clamp 33 can be positioned, and the disassembly and the installation of the clamp 33 are ensured.
As shown in fig. 3, the positioning member 35 is inserted into the positioning hole 302, and the positioning member 35 is in adsorption connection with the crankshaft, wherein the positioning member 35 comprises a positioning rod 351, a magnet 352 and a spring 353, the positioning rod 351 is T-shaped and is composed of a rod body and a plate body, the spring 353 is sleeved on the rod body and is fixedly connected with the plate body, the magnet 352 is embedded on the end portion of the rod body, the rod body is inserted into the positioning hole 302, and the spring 353 abuts against the side end of the clamp 33.
After the crankshaft is mounted on the clamp 33, the rod body of the positioning piece 35 extends into the positioning hole 302 until the magnet 352 is in adsorption connection with the crankshaft shaft rod made of metal, and at the moment, one end of the spring 353 is abutted against the clamp 33 and compressed, so that the crankshaft is more stably fixed on the clamp 33, and further stable drilling of the crankshaft is ensured.
As shown in fig. 4, the top of the slide 32 is provided with a limit groove 303 and a plugging hole 304, the bottom of the clamp 33 is inserted into the limit groove 303, the fixing plate 34 is n-shaped, the end of the fixing plate 34 is provided with a plug 341 plugging with the plugging hole 304, the fixing plate 34 covers the clamp 33, the plugging holes 304 are provided with two groups and are respectively arranged at two sides of the clamp 33, and each group is provided with at least two plugging holes 304.
When the fixing plate 34 is installed, the fixing plate 34 covers the clamp 33, the plug pins 341 are respectively inserted into the plug holes 304, the plug-in direction of the plug pins 341 is vertical downwards, and the stress direction during crankshaft drilling is horizontal, so that the fixing plate 34 further fixes the clamp 33, the clamp 33 is not easy to break away from the sliding seat 32 under stress, and stability of crankshaft drilling is ensured.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model, but one skilled in the art can make common changes and substitutions within the scope of the technical solution of the present utility model.
Claims (6)
1. The drilling machine for crankshaft machining includes machine body, drilling mechanism fixed on the machine body and positioning mechanism movably connected with the machine body, and is characterized by that the positioning mechanism includes slide rail fixed on the machine body, slide seat connected with slide rail in sliding mode, fixture connected with slide seat in disassembling mode, fixing plate for fixture positioning and positioning piece for crankshaft fixing,
the top of the sliding seat is provided with a limit groove and a plug hole, the bottom of the clamp is inserted into the limit groove, the fixed plate is n-shaped, the end part of the fixed plate is provided with a plug pin which is plugged with the plug hole, the fixed plate covers the clamp,
the clamp is provided with a clamping vacancy, the clamping station is composed of a clamping space and a positioning hole, the clamping space is composed of a clamping hole and a clamping groove which are mutually communicated, the clamping hole is communicated with the positioning hole,
the locating piece is inserted into the locating hole, and the locating piece is connected with the crankshaft in an adsorption mode.
2. The drilling machine for crankshaft machining according to claim 1, wherein the limiting grooves are isosceles trapezoid in cross section, the clamps are regular hexagons in cross section, and the clamping stations are six and are uniformly distributed on the clamps.
3. The drilling machine for crankshaft machining according to claim 2, wherein the positioning member comprises a positioning rod, a magnet and a spring, the positioning rod is T-shaped and is composed of a rod body and a plate body, the spring is sleeved on the rod body and fixedly connected with the plate body, the magnet is embedded on the end portion of the rod body, the rod body is inserted into the positioning hole, and the spring abuts against the side end of the clamp.
4. A drilling machine for crankshaft machining according to claim 3, wherein the positioning mechanism further comprises a cylinder fixed on the machine body, a connecting rod fixedly connected with the cylinder, and a guide seat fixed on the machine body, and the connecting rod penetrates through the guide seat and is fixedly connected with the sliding seat.
5. A drilling machine for crankshaft machining according to claim 2, wherein the plug holes are provided in two groups and are placed on both sides of the jig, each group having at least two plug holes.
6. A drilling machine for crankshaft machining according to claim 4 or 5, wherein the slide is slid in a horizontal direction in the direction of the drilling mechanism, the clamping station being located at the side end of the clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081943.2U CN220426901U (en) | 2023-05-05 | 2023-05-05 | Drilling machine for crankshaft machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081943.2U CN220426901U (en) | 2023-05-05 | 2023-05-05 | Drilling machine for crankshaft machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220426901U true CN220426901U (en) | 2024-02-02 |
Family
ID=89702951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321081943.2U Active CN220426901U (en) | 2023-05-05 | 2023-05-05 | Drilling machine for crankshaft machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220426901U (en) |
-
2023
- 2023-05-05 CN CN202321081943.2U patent/CN220426901U/en active Active
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